[edk2-devel] Question about Smm code / StandaloneMmPkg

Laszlo Ersek lersek at redhat.com
Thu Mar 4 20:55:15 UTC 2021


Adding Kun Qin; a comment below:

On 03/04/21 09:34, Tiger Liu(BJ-RD) wrote:
> Dear All:
> I have a few questions about Smm code and StandaloneMmPkg.
> 
> Take X86 Arch cpu as example:
> 1. Smm infrastructure code is implemented in MdeModulePkg\Core\PiSmmCore
>    But it's a traditional smm mode, used launched in UEFI DXE Phase.
> 
> A_Tour_Beyond_BIOS_Launching_Standalone_SMM_Drivers_in_PEI_using_the_EFI_Developer_Kit_II.pdf
> ----> This doc introduced a standalone smm mode.
> 
> PI Spec introduces a MM concept, it's arch independent.
> 
> So, I have below questions:
> 1. Will X86 SMM code implementation be migrated to MM concept code base?
> 2. StandaloneMmPkg is a MM reference implementation, is it arch independent?
> 3. The above doc mentioned launching SMM drivers in PEI,  is it also implemented in StandaloneMmPkg?

Please see (also) the following thread:

  [edk2-rfc] [RFC]
  Support Both MM Traditional and Standalone Drivers with One MM Core

  https://edk2.groups.io/g/rfc/message/430

Thanks
Laszlo


> 
> Thanks
> 
> 
> 保密声明:
> 本邮件含有保密或专有信息,仅供指定收件人使用。严禁对本邮件或其内容做任何未经授权的查阅、使用、复制或转发。
> CONFIDENTIAL NOTE:
> This email contains confidential or legally privileged information and is for the sole use of its intended recipient. Any unauthorized review, use, copying or forwarding of this email or the content of this email is strictly prohibited.
> 
> 
> 
> 
> 



-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#72453): https://edk2.groups.io/g/devel/message/72453
Mute This Topic: https://groups.io/mt/81072905/1813853
Group Owner: devel+owner at edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [edk2-devel-archive at redhat.com]
-=-=-=-=-=-=-=-=-=-=-=-





More information about the edk2-devel-archive mailing list